package com.usian.wemedia.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.usian.model.admin.pojos.AdUser;
import com.usian.model.common.dtos.ResponseResult;
import com.usian.model.common.enums.AppHttpCodeEnum;
import com.usian.model.media.dtos.WmUserDto;
import com.usian.model.media.pojos.WmUser;
import com.usian.utils.common.AppJwtUtil;
import com.usian.wemedia.mapper.WmUserMapper;
import com.usian.wemedia.service.WmUserService;
import org.apache.commons.lang3.StringUtils;
import org.springframework.stereotype.Service;
import org.springframework.util.DigestUtils;

import java.util.HashMap;
import java.util.List;
import java.util.Map;

@Service
public class WmUserServiceImpl extends ServiceImpl<WmUserMapper, WmUser> implements WmUserService {


    @Override
    public ResponseResult login(WmUserDto dto) {
        if (StringUtils.isEmpty(dto.getName()) || StringUtils.isEmpty(dto.getPassword())){
            return ResponseResult.errorResult(AppHttpCodeEnum.PARAM_INVALID);
        }

        QueryWrapper<WmUser> wrapper = new QueryWrapper<>();

        wrapper.lambda().eq(WmUser::getName,dto.getName());

        List<WmUser> list = this.list(wrapper);

        if (list != null && list.size()>0){
            WmUser wmUser = list.get(0);

            String newPwd = DigestUtils.md5DigestAsHex((dto.getPassword() + wmUser.getSalt()).getBytes());

            if (wmUser.getPassword().equals(newPwd)){
                Map<String ,Object> map = new HashMap<>();

                wmUser.setPassword("");
                wmUser.setSalt("");

                map.put("token", AppJwtUtil.getToken(wmUser.getId().longValue()));
                map.put("user",wmUser);

                return ResponseResult.okResult(map);
            }else {
                return ResponseResult.errorResult(AppHttpCodeEnum.LOGIN_PASSWORD_ERROR);
            }
        }
        return ResponseResult.errorResult(AppHttpCodeEnum.PARAM_INVALID,"用户不存在");
    }
}
